Upgrade to CSI 1.2 spec

[leakingtapan]

Is your feature request related to a problem? Please describe.
Upgrade to CSI 1.2 spec

[fejta-bot]

Issues go stale after 90d of inactivity.
Mark the issue as fresh with /remove-lifecycle stale.
Stale issues rot after an additional 30d of inactivity and eventually close.

If this issue is safe to close now please do so with /close.

Send feedback to sig-testing, kubernetes/test-infra and/or fejta.
/lifecycle stale

[leakingtapan]

/remove-lifecycle stale

[leakingtapan]

/close

fixed by #169

[k8s-ci-robot]

@leakingtapan: Closing this issue.

In response to this:

/close

fixed by #169

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